Finding the Fourth Proportional to 9,555.36, 13,185.72 and 5,364.24

Step by Step Solution

1. Step 1: Write the proportion equation
   9,555.36 : 13,185.72 = 5,364.24 : x
2. Step 2: Convert to fraction form
   9,555.36/13,185.72 = 5,364.24/x
3. Step 3: Cross multiply
   9,555.36x = 13,185.72 × 5,364.24
4. Step 4: Simplify right side
   9,555.36x = 70,731,366.65
5. Step 5: Solve for x
   x = 70,731,366.65/9,555.36
6. Step 6: Final answer
   x = 7,402.27